I've tried very hard to live my life according to this maxim. It means, of course, that your own morality and trustworthiness are only as good as your actions when you think no one will find out. Which is why, at first blush, I read an article like this one from BBC and ask, "Why not? If you're out in public, and anyone can see you, why not a cop?"

"Bit by bit vast computer databases are being made inter-operable and yet the government seems to be running scared of a full and public debate on the safeguards needed to make such information sharing acceptable."

The experience of the last few weeks has shown that this is a necessary tool to combat the threat of alleged vehicle-born terrorism Home Office spokesman

He added: "The government appears to be using the London cameras as a Trojan Horse to secure unprecedented access to information on car drivers' movements without full public scrutiny or debate."

On Tuesday, the Home Office announced that anti-terror officers in London would be exempted from parts of the Data Protection Act.

The Metropolitan Police previously had to apply for access to congestion charge data on a case-by-case basis.

link to the whole article 

So tell me please, why should I be concerned about privacy on the public roads? I know there is a reason I just don't remember it right now.